:root{--color-primary: #2D5F5D;--color-primary-light: #3A7876;--color-primary-dark: #1E4241;--color-accent: #E8A87C;--color-accent-light: #F4C7A3;--color-bg: #FAFAF9;--color-surface: #FFFFFF;--color-border: #E8E6E3;--color-text: #2C2C2C;--color-text-light: #6B6B6B;--color-text-muted: #9A9A9A;--shadow-sm: 0 2px 8px rgba(45, 95, 93, .04);--shadow-md: 0 4px 16px rgba(45, 95, 93, .08);--shadow-lg: 0 8px 32px rgba(45, 95, 93, .12);--spacing-xs: 8px;--spacing-sm: 16px;--spacing-md: 24px;--spacing-lg: 48px;--spacing-xl: 80px;--radius-sm: 8px;--radius-md: 16px;--radius-lg: 24px;--radius-xl: 32px;--radius-full: 9999px;--transition-fast: .2s cubic-bezier(.4, 0, .2, 1);--transition-base: .3s cubic-bezier(.4, 0, .2, 1);--transition-slow: .5s cubic-bezier(.4, 0, .2, 1)}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe 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var(--spacing-md);display:flex;justify-content:space-between;align-items:center}.site-logo{font-size:1.5rem;font-weight:700;color:var(--color-primary);letter-spacing:-.02em}nav ul{display:flex;gap:var(--spacing-md);list-style:none;align-items:center}nav a{color:var(--color-text);font-weight:500;font-size:.95rem;padding:8px 16px;border-radius:var(--radius-full);transition:all var(--transition-fast)}nav a:hover{background:var(--color-bg);color:var(--color-primary)}.lang-switch{background:var(--color-primary)!important;color:#fff!important;padding:8px 20px!important}.lang-switch:hover{background:var(--color-primary-dark)!important;transform:translateY(-2px);box-shadow:var(--shadow-md)}.hamburger{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:8px}.hamburger span{display:block;width:24px;height:2px;background:var(--color-text);border-radius:2px;transition:all 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